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KNEC KCSE Agriculture Paper 1 Question Paper / 2015 KCSE Meru South Form 4 Joint Examination

KNEC KCSE Agriculture Paper 1 Question Paper / 2015 KCSE Meru South Form 4 Joint Examination

2015 KCSE Meru South Form 4 Joint Examination

Agriculture Paper 1

SECTION A (30 Marks)

Answer all questions in this section.

1.

(a) Define the term forage crop (1 mark)
(b)Differentiate between pure stand and mixed stand pastures. (1 mark)

 2 marks

2.

Give four advantages of intensive farming.

 2 marks

3.

Distinguish between intercropping and mixed cropping.

 1 marks

4.

State four reasons for deep ploughing during land preparation.

 2 marks

5.

Name one vegetable material used to propagate each of the following crops.

i Bananas
ii Pineapples
iii Irish potatoes
iv Pyrethrum

 2 marks

6.

Explain four damages caused to field crops by rodents.

 2 marks

7.

Name the micro-nutrient that perform the following roles in plants.
a. Respiration and utilization of iron ( ½ mark)
b. Formation of growth hormones and in reproduction process by some plants. ( ½ mark)
c. Absorption of water and translocation of sugar in some plants. ( ½ mark)

 1.5 marks

8.

State two characteristics considered when choosing water pipes.

 1 marks

9.

Explain how each of the following practices control crop pests.
a) Crop rotation ( ½ mark)
b) Proper tillage ( ½ mark)

 1 marks

10.

State four functions of Agricultural Society of Kenya A.S.K.

 2 marks

11.

Name two weeds that are
a. Irritative to farm workers (1 mark)
b. Poisonus to livestock (1 mark)

 2 marks

12.

State five qualities that should be considered when selecting seeds for planting.

 2 marks

13.

State three factors that influence the depth of planting.

 1.5 marks

14.

State four ways of harvesting water on a farm.

 2 marks

15.

State three factors influencing soil erosion.

 1.5 marks

16.

List three effects of high temperature on crop production.

 1.5 marks

17.

State four financial documents that should be kept on a farm.

 1.5 marks

SECTION B (20 Marks)

Answer all questions in this section.

18.

The diagram below shows the three zones of a production function curve, use it to answer the questions that follow.

Agriculture Paper 1 Question Paper - 2015 KCSE Meru South Form 4 Joint Examination

Name the curves labelled A,B nad C (3 marks)

(b) Why are zones I and III referred to as irrational zones of production.
Zone I (1 mark)
Zone II (1 mark)

 5 marks

19.

Study the illustration below and answer the questions that follow.

Agriculture Paper 1 Question Paper - 2015 KCSE Meru South Form 4 Joint Examination
What do the figure labelled on the diagram stand for i.e.18:46:0 (1 mark)
a) What class of inorganic fertilizer does DAP fertilizer belong to and why. (2 mark)

b) Calculate the amount of filler material in 200kg of DAP with a fertilizer grade of 18:4:0 (2 marks)

 5 marks

20.

Study the diagram below and answer the questions that follow.

Agriculture Paper 1 Question Paper - 2015 KCSE Meru South Form 4 Joint Examination
i Identify the tomato disease on the diagram above. (1 mark)
ii Describe the symptoms of the disease identified in (i) above. (2 marks)
iii Give three control methods of the disease identified in (i) above. (3 marks)

 5 marks

21.

Outline the precaution observed when harvesting tea.

 4 marks

SECTION C (40 Marks)

Answer two questions in this section.

22.

(a)Explain five objectives of the million acre scheme. (5 marks)
(b)Explain five farming practices that characterize organic farming. (5 marks)
(c)Discuss ten roles of a farm manager. (10 marks)

 20 marks

23.

(a)Explain the importance of drainage as a land reclamation method. (10 marks)
(b)State and explain five advantages of crop rotation. (10 marks)

 20 marks

24.

(a)Outline factors that influences demand of commodity in the market. (6 marks)
(b)Explain the importance of agroforestry in the farm. (14 marks)​

 20 marks

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